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author | raymond pang <raymondpangxd@gmail.com> | 2019-03-28 15:19:25 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-16 20:44:59 +0300 |
commit | 8c2bbe210936f22ea5796d97431f61de439cd7ce (patch) | |
tree | b03dafe2c86965fe2b097b73b4597c037f481e29 /scripts/kernel-doc-xml-ref | |
parent | 4767c30a2bac5705539f6751aece7bd78ebb8bff (diff) | |
download | linux-8c2bbe210936f22ea5796d97431f61de439cd7ce.tar.xz |
libata: fix using DMA buffers on stack
[ Upstream commit dd08a8d9a66de4b54575c294a92630299f7e0fe7 ]
When CONFIG_VMAP_STACK=y, __pa() returns incorrect physical address for
a stack virtual address. Stack DMA buffers must be avoided.
Signed-off-by: raymond pang <raymondpangxd@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin (Microsoft) <sashal@kernel.org>
Diffstat (limited to 'scripts/kernel-doc-xml-ref')
0 files changed, 0 insertions, 0 deletions